It's very uncharacteristic of Apple to pull this kind of publicity stunt. They like to have total control of their launches. And yes, they have indicated there will be charges of some kind filed.
The close second favorite was a quickie. They had a guy on stilts step on a see-saw and get vaulted backwards towards a mat, and he stuck it. Stilts, and all!
You can watch the Making Of; it shows screen shots of some of the work they did. http://www.vimeo.com/7708580